The following are excretory structures in cockroach,

except

(1) Nephrocytes

(2) Urecose glands

(3) Fat body 

(4) Conglobate gland

Following is the diagrammatic representation of 

dense connective tissue, with irregular arrangement

of fibres

Mark the option in which this category does not 

exist?

(1) skin 

(2) Perichondrium

(3) Tendons

(4) Periosteum

On an average female cockroach produces $\stackrel{}{\mathrm{\_A\_\_}}$

number of ootheca, each containing $\stackrel{}{\mathrm{\_B\_\_}}$ eggs.

wall of ootheca is made up of $\stackrel{}{\mathrm{\_C\_\_}}$ Secreted by 

$\stackrel{}{\mathrm{\_D\_\_}}$ glands

(1) A $-$ 9-10,

     B $-$ 14-16,

     C $-$  Scleroprotein,

     D $-$  Collateial

(2) A $-$  7-9,

     B $-$  9-10,

     C $-$ Chitin,

     D $-$  Collateial

(3) A $-$  9-10,

     B $-$  14-16

     C $-$  Cellulose

     D $-$  Conglobate

(4) A $-$  14-16,

     B $-$  9-10

     C $-$  Scleroprotein,

     D $-$  Phallic

Select the incorrect statement

1. The columnar epithelium is present in the stomach and intestine

2. Cilia move the particle in a specific direction

3. Cilia are present in fallopian tube and bronchioles

4. In PCT simple squamous epithelium is present

Compound epithelium play major role in

1. Secretion

2. Absorption

3. Protection

4. Support

The cells of epithelial tissues are _______ packed with _________ intercellular matrix.

1. Loosely, little

2. Loosely, large

3. Compactly, little

4. Tightly, large 

Choose the correct option, pairing the principal cell

with the tissue

(1) Mast cell         $-$  Adipose tissue

(2) Fibroblasts      $-$  Areolar tissue

(3) Macrophages   $-$  Tendon

(4) Chondroclasts  $-$  Bone

The night vision of cockroach is 

(1) More sensitivity but less resolution

(2) Less sensitivity but more resolution 

(3) Both sensitivity and resolution are high

(4) Both sensitivity and resolution are low 

Visual units that compose the compound eyes of 

insects are called

(1) Osphradia 

(2) Ommatidia

(3) Onchospheres

(4) Odontophore

The epithelium that covers the dry surface of skin,

the moist surface of buccal cavity, pharynx, inner 

lining of large ducts of salivary glands and of 

pancreatic ducts is 

(1) More stretchable 

(2) Involved in formation of a diffusion barrier

(3) Found in the walls of blood vessels also 

(4) To provide protection against chemical also 

      mechanical stresses